Home / 86,445.56-119,290.28-48,209.04

Finding the Fourth Proportional to 86,445.56, 119,290.28 and 48,209.04

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Solution

The fourth proportional to 86,445.56, 119,290.28 and 48,209.04 is: 66,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,445.56 : 119,290.28 = 48,209.04 : x
  2. Step 2: Convert to fraction form
    86,445.56/119,290.28 = 48,209.04/x
  3. Step 3: Cross multiply
    86,445.56x = 119,290.28 × 48,209.04
  4. Step 4: Simplify right side
    86,445.56x = 5,750,869,639.09
  5. Step 5: Solve for x
    x = 5,750,869,639.09/86,445.56
  6. Step 6: Final answer
    x = 66,525.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.